linux-kernel - [PATCH 17/19] ARM: sun5i: dt: Add display blocks to the DTSI

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Message-Id: <1446214865-3972-18-git-send-email-maxime.ripard@free-electrons.com>
Date:	Fri, 30 Oct 2015 15:21:03 +0100
From:	Maxime Ripard <maxime.ripard@...e-electrons.com>
To:	Mike Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...eaurora.org>,
	David Airlie <airlied@...ux.ie>,
	Thierry Reding <thierry.reding@...il.com>
Cc:	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org,
	dri-devel@...ts.freedesktop.org, linux-sunxi@...glegroups.com,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Chen-Yu Tsai <wens@...e.org>,
	Hans de Goede <hdegoede@...hat.com>,
	Alexander Kaplan <alex@...tthing.co>,
	Wynter Woods <wynter@...tthing.co>,
	Boris Brezillon <boris.brezillon@...e-electrons.com>,
	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	Rob Clark <robdclark@...il.com>,
	Daniel Vetter <daniel@...ll.ch>,
	Maxime Ripard <maxime.ripard@...e-electrons.com>
Subject: [PATCH 17/19] ARM: sun5i: dt: Add display blocks to the DTSI

The TCON and Display Engines are the two most important members of the
display pipeline.

With this alone, we can already use the display to an RGB interface.

Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
---
 arch/arm/boot/dts/sun5i.dtsi | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/arch/arm/boot/dts/sun5i.dtsi b/arch/arm/boot/dts/sun5i.dtsi
index 426db76c0fe6..a67f4bdf5bcc 100644
--- a/arch/arm/boot/dts/sun5i.dtsi
+++ b/arch/arm/boot/dts/sun5i.dtsi
@@ -481,6 +481,20 @@
 			#size-cells = <0>;
 		};
 
+		tcon: lcd-controller@...0c000 {
+			compatible = "allwinner,sun4i-a10-tcon";
+			reg = <0x01c0c000 0x1000>;
+			interrupts = <44>;
+			clocks = <&ahb_gates 36>,
+				 <&tcon_ch0_clk>,
+				 <&tcon_ch1_clk>;
+			clock-names = "ahb",
+				      "tcon-ch0",
+				      "tcon-ch1";
+			clock-output-names = "tcon-pixel-clock";
+			status = "disabled";
+		};
+
 		mmc0: mmc@...0f000 {
 			compatible = "allwinner,sun5i-a13-mmc";
 			reg = <0x01c0f000 0x1000>;
@@ -767,5 +781,31 @@
 			interrupts = <82>, <83>;
 			clocks = <&ahb_gates 28>;
 		};
+
+		de: display-engine@...00000 {
+			compatible = "allwinner,sun5i-a13-display-engine";
+			reg = <0x01e00000 0x20000>,
+			      <0x01e60000 0x10000>;
+			reg-names = "frontend0",
+				    "backend0";
+			interrupts = <47>;
+			interrupt-names = "engine0";
+			clocks = <&ahb_gates 46>, <&de_fe_clk>,
+				 <&dram_gates 25>, <&ahb_gates 44>,
+				 <&de_be_clk>, <&dram_gates 26>;
+			clock-names = "frontend0-bus", "frontend0-mod",
+				      "frontend0-ram", "backend0-bus",
+				      "backend0-mod", "backend0-ram";
+			resets = <&de_fe_clk>,
+				 <&de_be_clk>;
+			reset-names = "frontend0",
+				      "backend0";
+
+			allwinner,tcon = <&tcon>;
+
+			assigned-clocks = <&de_be_clk>;
+			assigned-clock-rates = <300000000>;
+			status = "disabled";
+		};
 	};
 };
-- 
2.6.2

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